Anti-Brexiters file new legal challenge to force article 50 extension

Campaigners who led Scottish challenge on prorogation lodge case at court of session in Edinburgh on Thursday

Anti-Brexit campaigners have filed a legal challenge in the Scottish courts in an effort to compel Boris Johnson to seek an extension to article 50.

The litigation was lodged at the court of session in Edinburgh on Thursday afternoon and is being funded by Dale Vince, the millionaire businessman and political donor who founded the renewable electricity company Ecotricity.